The rules of logic are to mathematics what those of structure are to architecture. Bertrand Russell More Quotes by Bertrand Russell More Quotes From Bertrand Russell Science is no substitute for virtue; the heart is as necessary for a good life as the head. Bertrand Russell good-lifevirtueheart I think periods of browsing during which no occupation is imposed from without are important in youth because they give time for the formation of these apparently fugitive but really vital impressions. Bertrand Russell importantgivingthinking If you question any candid person who is no longer young, he is very likely to tell you that, having tasted life in this world, he has no wish to begin again as a "new boy" in another. Bertrand Russell wishboysworld There was, I think, never any reason to believe in any innate superiority of the male, except his superior muscle. Bertrand Russell menbelievethinking When the journey from means to end is not too long, the means themselves are enjoyed if the end is ardently desired. Bertrand Russell journeylongmean The sentiments of an adult are compounded of a kernel of instinct surrounded by a vast husk of education. Bertrand Russell instinctadultsopinion For the learning of every virtue there is an appropriate discipline, and for the learning of suspended judgment the best discipline is philosophy. Bertrand Russell philosopherdisciplinephilosophy Religions which have any very strong hold over men's actions have generally some instinctive basis. Bertrand Russell strongmenreligion It appeared that after first contemplating a book on some subject, and after giving serious preliminary attention to it, I needed a period of subconscious incubation which could not be hurried and was if anything impeded by deliberate thinking.... Having, by a time of very intense concentration, planted the problem in my subconsciousness, it would germinate underground until, suddenly, the solution emerged with a blinding clarity, so that it only remained to write down what happened as if in a revelation. Bertrand Russell writingbookthinking To modern educated people, it seems obvious that matters of fact are to be ascertained by observation, not by consulting ancient authorities. But this is an entirely modern conception, which hardly existed before the seventeenth century. Bertrand Russell matterfactspeople All who are not lunatics are agreed about certain things : That it is better to be alive than dead, better to be adequately fed than starved, better to be free than a slave Bertrand Russell fedsslavealive A smell of petroleum prevails throughout. Bertrand Russell petroleumsmell Measures of sterilization should, in my opinion, be very definitely confined to persons who are mentally defective Bertrand Russell sterilizationopinionshould All that passes for knowledge can be arranged in a hierarchy of degrees of certainty, with arithmetic and the facts of perception at the top. Bertrand Russell perceptionscienceknowledge While the dogmatist is harmful, the sceptic is useless ...; one is certain of knowing, the other of not knowing. What philosophy should dissipate is certainty, whether of knowledge or of ignorance. Knowledge is not so precise a concept as is commonly thought. Instead of saying 'I know this', we ought to say 'I more or less know something more or less like this'. ... Knowledge in practical affairs has not the certainty or the precision of arithmetic. Bertrand Russell ignorancephilosophyknowledge Descartes, the father of modern philosophy ... would never-so he assures us-have been led to construct his philosophy if he had had only one teacher, for then he would have believed what he had been told; but, finding that his professors disagreed with each other, he was forced to conclude that no existing doctrine was certain. Bertrand Russell teacherphilosophyfather The demand for certainty is one which is natural to man, but is nevertheless an intellectual vice. If you take your children for a picnic on a doubtful day, they will demand a dogmatic answer as to whether it will be fine or wet, and be disappointed in you when you cannot be sure. Bertrand Russell naturesciencechildren The frequency with which a man experiences lust depends upon his own physical condition, whereas the occasion which rouse such feelings in him depend upon the social conventions to which he is accustomed Bertrand Russell lustfeelingsmen In adolescence, I hated life and was continually on the verge of suicide, from which, however, I was restrained by the desire to know more mathematics. Now, on the contrary, I enjoy life; I might almost say that with every year that passes I enjoy it more. Bertrand Russell enjoy-lifesuicideyears My first advice (on how not to grow old) would be to choose you ancestors carefully. Bertrand Russell agewould-beadvice
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